.maindd {
    padding: 0 15%;
    box-sizing: border-box;
    margin: 0 auto;
}

.header1 {
    height: 100px;
    background-color: #fff;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 999;
}

.header1 .logo {
    width: 330px;
    float: left;
    margin-top: 20px;
}

.tabyy {
    float: right;
    margin-top: 35px;
    font-size: 18px;
    margin-left: 30px;
}

.tabyy img {
    display: inline-block;
    margin: 0 10px;
}

.tabyy a:hover {
    color: #0d2870;
}

ul li {
    list-style: none;
}

nav {
    float: right;
}

nav ul li {
    float: left;
    line-height: 100px;
    padding: 0 35px;
    box-sizing: border-box;
    position: relative;
}

nav ul li>a {
    font-size: 18px;
    color: #333;
    text-decoration: none;
}

nav ul li .erji {
    position: absolute;
    top: 100px;
    left: -30%;
    width: 160%;
    line-height: 30px;
    background: #2968b5;
    display: none;
}

nav ul li:hover .erji {
    display: block;
}

nav ul li .erji a {
    display: block;
    text-align: center;
    padding: 8px 0;
    display: block;
    color: #fff;
}

nav ul li .erji a:hover {
    background: #c35e23;
}

nav ul li .erji a.hover {
    background: #c35e23;
}

.dybanner {
    margin-top: 100px;
    position: relative;
}

.dybanner video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.dybanner .textdy {
    background: rgba(7, 65, 116, 0.8);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.fp_box_2 {
    background-image: url(../images/bg1.png);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.fp_box_2 .tit {
    font-weight: 700;
    color: #fff;
    text-transform: uppercase;
}

.fp_box_2 .item-r {
    width: 66%;
    max-width: 66%;
    color: #fff;
    margin-top: 20px;
}

.fp_box_2 .content {
    font-size: 18px;
    color: #fff;
}

/*  */
.clear {
    clear: both;
}

.fp_box_1 {
    padding-top: 160px;
    padding-bottom: 270px;
    background-image: url(../images/bg2.png);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.fp_box_1 .left {
    width: 35%;
    float: left;
}

.fp_box_1 .left h3 {
    font-size: 34px;
    color: #fff;
    font-weight: 700;
    margin-bottom: 0;
    padding-bottom: 0;
}

.fp_box_1 .left h4 {
    font-size: 30px;
    color: #fff;
    font-weight: 700;
    margin-top: 0;
    margin-bottom: 0;
    padding-bottom: 0;
}

.fp_box_1 .left p {
    font-size: 15px;
    color: #fff;
    line-height: 2.2;
    margin: 20px 0;
}

.fp_box_1 .left a {
    font-size: 14px;
    color: #fff;
    text-decoration: none;
    border: 1px solid #fff;
    width: 60px;
    height: 60px;
    display: inline-block;
    text-align: center;
    line-height: 60px;
    border-radius: 50%;
}

.fp_box_1 .left a:hover {
    background: #fff;
    color: #000;
}

.fp_box_1 .right {
    width: 60%;
    float: right;
}

.fp_box_1 .right ul {
    margin-right: -20px;
}

.fp_box_1 .right ul li {
    width: 50%;
    float: left;
    padding: 0 20px;
    box-sizing: border-box;
    margin-bottom: 40px;
}

.fp_box_1 .right ul li a {
    display: block;
    padding: 50px;
    box-sizing: border-box;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 15px;
}

.fp_box_1 .right ul li a img {
    margin-bottom: 10px;
}

.fp_box_1 .right ul li a h3 {
    font-size: 20px;
    color: #fff;
    font-weight: 700;
    margin-bottom: 0;
    padding-bottom: 0;
}

.fp_box_1 .right ul li a p {
    font-size: 14px;
    color: #fff;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

.fp_box_1 .right ul li a:hover {
    background: #c35e23;
}

.header {
    padding-top: 35px;
    padding-bottom: 35px;
}

.picture {
    display: none;
}

.index-solution-pagination .spot {
    background-color: #ff8400;
}

.index-solution-pagination .swiper-pagination-bullet {
    background-color: rgba(255, 132, 0, 0.4);
}

.index-solution-pagination .circle {
    background-color: #ff8400;
}

.index-solution-pagination .spot:after,
.index-solution-pagination .spot:before {
    background: #ff8400;
}

.index-solution-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active .tit {
    opacity: 1;
    background: none;
    padding: 5px 12px;
    border-radius: 6px;
}

.index-solution-pagination .tit {
    bottom: -50px;
    font-size: 20px;
}

.index-solution .swiper-slide.swiper-slide-active .content {
    background-color: rgba(255, 132, 0, 0.6);
    padding: 20px;
    border-radius: 10px;
}

.index-solution .more {
    margin-top: 100px;
    color: #2968b5;
}

.fp_box_3 {
    background-image: url(../images/bg3.png);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 150px 0;
}

.title11 {
    padding-bottom: 100px;
}

.title11 h3 {
    font-size: 34px;
    color: #fff;
    font-weight: 700;
    margin-bottom: 0;
    padding-bottom: 0;
    text-transform: uppercase;
}

.title11 span {
    font-size: 24px;
    color: #fff;
    font-weight: 700;
    text-transform: uppercase;
}

/*  */
.fp_box_4 {
    background: #074177;
}





footer {
    background: #024da0;
    padding: 50px 0;
}

footer .left {
    width: 25%;
    float: left;
}

footer .zhong {
    width: 60%;
    margin-right: 5%;
    padding-left: 5%;
    float: left;
    border-left: 1px solid #266eb2;
    border-right: 1px solid #266eb2;
}

footer .right {
    width: 10%;
    float: right;
}

footer .zhong ul li {
    width: 25%;
    float: left;
}

footer .left h3,
footer .right h3 {
    font-size: 20px;
    color: #fff;
    margin-bottom: 0;
    padding-bottom: 0;
    position: relative;
    margin-bottom: 20px;
}

footer .left h3::after,
footer .right h3::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 50px;
    height: 1px;
    background: #fff;
}

footer .left span {
    font-size: 14px;
    color: #fff;
    line-height: 2;
}

footer .left span strong {
    font-weight: 400;
    font-size: 20px;
    display: inline-block;
    margin-left: 10px;
}

footer .left p {
    font-size: 14px;
    color: #fff;
}

footer .zhong ul li h3 {
    font-size: 20px;
    color: #fff;
    margin-bottom: 10px;
    position: relative;
    display: inline-block;
}

footer .zhong ul li h3::after {
    content: '';
    position: absolute;
    right: -20px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-top: 7px solid #266eb2;
    border-left: 7px solid transparent;
    border-right: 7px solid transparent;
}

footer .zhong ul li a {
    display: block;
    font-size: 14px;
    color: #fff;
    text-decoration: none;
    padding: 5px 0;
}

footer .zhong ul li a:hover {
    color: #ff8400;
}

footer .right img {
    width: 60%;
}

footer .right p {
    font-size: 14px;
    color: #fff;
    line-height: 2;
}

.footer_bottom {
    background: #024da0;
    padding: 10px 0;
}

.footer_bottom p {
    font-size: 14px;
    color: #fff;
    line-height: 2;
}

.footer_bottom p a {
    color: #fff;
    text-decoration: none;
    display: inline-block;
    margin-left: 10px;
}

.footer_bottom p a:hover {
    color: #ff8400;
}

.footer_bottom .maindd {
    border-top: 1px solid #266eb2;
}


/*  */
.shoujihzhh{
    display: none;
}
/*  */


@media only screen and (max-width:2000px) {
    .maindd {
        padding: 0 10%;
    }
    .fp_box_3 {
        padding: 80px 0;
    }
    .fp_box_2{
        padding: 50px 0;
    }
}
@media only screen and (max-width:1700px) {
    .fp_box_1 .right {
        width: 65%;
    }
    .maindd {
        padding: 0 5%;
    }
    .fp_box_3 {
        padding: 50px 0;
    }
}
@media only screen and (max-width:1600px) {
    .fp_box_3 {
        padding: 30px 0;
    }
    footer .left {
        width: 20%;
        float: left;
    }
    footer .zhong {
        margin-right: 0%;
        padding-left: 2%;
    }
    nav ul li {
        padding: 0 25px;
    }
}
@media only screen and (max-width:1420px) {
    .header1 .logo {
        width: 220px;
        float: left;
        margin-top: 30px;
    }
    .header1 .logo img{
        width: 100%;
    }
    .fp_box_3{
        margin-top: -10px;
    }
    footer .zhong ul li a {
        font-size: 12px;
    }
    footer .right img {
        width: 90%;
    }
    .fp_box_5 ul li img {
       height: 50px;
    }
    .fp_box_1 {
        padding-top: 150px;
        padding-bottom: 150px;
    }
    .fp_box_1 .right ul li a {
        padding: 30px;
    }
}
@media only screen and (max-width:1220px) {
    nav ul li>a {
        font-size: 14px;
    }
    nav ul li {
        padding: 0px 20px;
    }
    nav ul li .erji {
        left: -50%;
        width: 200%;
    }
    nav ul li .erji a   {
        font-size: 12px;
    }
    .fp_box_3{
        display: none;
    }
    .shoujihzhh{
        display: block;
        background-image: url(../images/bg3.png);
        background-size: cover;
        background-position: center;
        background-repeat: no-repeat;
        padding: 50px 0;
    }
    .shoujihzhh ul{
        margin-right: -20px;
        margin-left: -20px;
    }
    .shoujihzhh ul li{
        width: 25%;
        float: left;
        padding: 0 20px;
        box-sizing: border-box;
        margin-bottom: 20px;
    }
    .shoujihzhh ul li img{
        width: 80%;
    }
    .shoujihzhh .title11{
        padding-bottom: 20px;
        margin-left: 40px;
    }
    .shoujihzhh .title11 h3{
        font-size: 25px;
    }
    .shoujihzhh .title11 span{
        font-size: 16px;
    }
    .header1 .logo {
        width: 200px;
        float: left;
        margin-top: 32px;
    }
    nav ul li {
        padding: 0px 15px;
    }
    .tabyy {
        float: right;
        margin-top: 40px;
        font-size: 12px;
        margin-left: 30px;
    }
    .fp_box_1 {
        padding: 100px 0;
    }
}
@media only screen and (max-width:1000px) {
    .tabyy{
        margin-right: 100px;
    }
    nav{
        position: absolute;
        top: 100px;
        left: 0;
        width: 100%;
        height: 1200px;
        background: #fff;
        display: none;
    }
    nav.show{
        display: block;
    }
    nav ul li{
        width: 100%;
        float: none;
        text-align: center;
    }
    nav ul li a{
        font-size: 20px;
    }
    nav ul li .erji{
        display: none;
        width: 100%;
        left: 0;
        position: relative;
        position: static;
    }
    nav ul li .erji a{
        font-size: 16px;
    }



    .tab_nav{
        display: block;
        position: absolute;
        top: 36px;
        right: 25px;
        width: 30px;
        height: 30px;
    }
    .tab_nav span{
        display: block;
        width: 30px;
        height: 1px;
        background: #000;
        margin-bottom: 10px;
        transition: all 0.3s ease-in-out;
    }
    .tab_nav.hover span:nth-child(2){
        display: none;
    }
    .tab_nav.hover span:nth-child(3){
        transform: rotate(45deg);
        position: absolute;
        top: 10px;
    }
    .tab_nav.hover span:nth-child(1){
        transform: rotate(-45deg);
        position: absolute;
        top: 10px;
    }
}
@media only screen and (max-width:750px) {
    .header1 {
        height: 60px;
        background-color: #fff;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        z-index: 999;
    }
    .header1 .logo {
        width: 140px;
        float: left;
        margin-top: 15px;
    }
    .tabyy {
        float: right;
        margin-top: 20px;
        font-size: 12px;
        margin-left: 20px;
    }
    .tabyy img{
        width: 15px;
    }
    .tab_nav{
        top: 20px;
        right: 20px;
    }
    .tab_nav span {
        display: block;
        width: 25px;
        height: 1px;
        background: #000;
        margin-bottom: 8px;
        transition: all 0.3s ease-in-out;
    }
    .dybanner{
        margin-top: 60px;
    }
    nav {
        position: absolute;
        top: 60px;
        left: 0;
        width: 100%;
        height: 1200px;
        background: #fff;
        display: none;
    }
    nav ul{
        padding: 0;
    }
    nav ul li{
        line-height: 50px;
    }
    nav ul li>a{
        font-size: 16px;
        display: block;
        text-align: left;
        padding: 5px;
        width: 40%;
    }
    nav ul li.two::after{
        content: '';
        display: block;
        width: 20px;
        height: 20px;
        background-image: url(../images/vb1.png);
        background-size: 20px 20px;
        background-position: center;
        background-repeat: no-repeat;
        position: absolute;
        top: 20px;
        right: 10px;
    }
    nav ul li .erji a {
        font-size: 12px;
        padding: 5px 0;
    }
    .dybanner img {
        max-width: 50%;
        height: auto;
    }
    .fp_box_1 {
        padding: 10px 0;
    }
    .fp_box_1 .left {
        width: 100%;
        float: left;
    }
    .fp_box_1 .left h3 {
        font-size: 26px;
        color: #fff;
        font-weight: 700;
        margin-bottom: 0;
        padding-bottom: 0;
    }
    .fp_box_1 .left h4 {
        font-size: 16px;
        color: #fff;
        font-weight: 700;
        margin-top: 0;
        margin-bottom: 0;
        padding-bottom: 0;
    }
    .fp_box_1 .left p {
        font-size: 12px;
        color: #fff;
        line-height: 1.7;
        margin: 20px 0;
    }
    .fp_box_1 .left a {
        font-size: 12px;
        color: #fff;
        text-decoration: none;
        border: 1px solid #fff;
        width: 50px;
        height: 50px;
        display: inline-block;
        text-align: center;
        line-height: 50px;
        border-radius: 50%;
    }
    .fp_box_1 .right {
        width: 100%;
    }
    .fp_box_1 .right  ul{
        padding-left: 0;
        margin-left: -20px;
        margin-right: -20px;
        margin-top: 30px;
    }
    .fp_box_1 .right  ul li{
       padding: 10px;
       margin-bottom: 0px;
    }
    .fp_box_1 .right ul li a {
        padding: 12px;
    }
    .fp_box_1 .right ul li a img{
        height: 40px;
        margin: 0 auto;
        display: block;
    }
    .fp_box_1 .right ul li a h3 {
        font-size: 15px;
        color: #fff;
        font-weight: 700;
        margin-bottom: 0;
        padding-bottom: 0;
        text-align: center;
    }
    .fp_box_1 .right ul li a p {
        font-size: 12px;
        color: #fff;
        line-height: 1.6;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 3;
        overflow: hidden;
    }
    .page-main {
        padding-top: 0px;
    }
    .fp_box_2 .item-r {
        width: 100%;
        max-width: 100%;
        color: #fff;
        margin-top: 20px;
    }
    .fp_box_2 .item-r .content{
        font-size: 14px;
    }
    .index-solution{
        height: 360px;
    }
    .index-solution .img{
        height: 100%;
        object-fit: cover;
    }
    .index-solution .more {
        margin-top: 20px;
        color: #2968b5;
    }
    .shoujihzhh {
        display: block;
        background-image: url(../images/bg3.png);
        background-size: cover;
        background-position: center;
        background-repeat: no-repeat;
        padding: 20px 0;
        margin-top: -5px;
    }
    .shoujihzhh ul li{
        width: 50%;
        float: left;
        padding: 0 20px;
        box-sizing: border-box;
        margin-bottom: 20px;
        margin-top: -0px;
    }
    .shoujihzhh ul li img{
        width: 80%;
        display: block;
    }
   
   
  
  
    footer {
        background: #024da0;
        padding: 20px 0;
    }
    footer .left {
        width: 100%;
        float: left;
    }
    footer .zhong {
        margin-right: 0%;
        padding-left: 0%;
        width: 100%;
        border-left: none;
        border-right: none;
    }
    footer .zhong  ul {
        padding-left: 0;
        margin: 30px 0;
    }
    footer .zhong  ul li{
        width: 50%;
        float: left;
        margin-bottom: 20px;
    }
    footer .right {
        width: 100%;
        float: left;
        text-align: center;
    }
    footer .right img {
        width: 40%;
    }
    footer .left h3::after, footer .right h3::after{
        display: none;
    }
    footer .left h3, footer .right h3 {
        font-size: 16px;
        color: #fff;
        margin-bottom: 0;
        padding-bottom: 0;
        position: relative;
        margin-bottom: 10px;
    }
    footer .zhong ul li h3 {
        font-size: 16px;
        color: #fff;
        margin-bottom: 10px;
        position: relative;
        display: inline-block;
    }
    .footer_bottom p a {
        color: #fff;
        text-decoration: none;
        display: block;
        margin-left: 0px;
    }
}